OPTcostModelImplementation(): removed "\" that accidetally slipped-in with changeset d41e1b744c79
OPTcostModelImplementation(): removed "\" that accidetally slipped-in with changeset d41e1b744c79

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb